USD180842S - Orthoscope - Google Patents
Orthoscope Download PDFInfo
- Publication number
- USD180842S USD180842S US D180842 S USD180842 S US D180842S
- Authority
- US
- United States
- Prior art keywords
- orthoscope
- view
- meadville
- vieiw
- fiiice
- Prior art date
Links
- 230000003287 optical Effects 0.000 description 2
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Description
United States Patent ()fiiice Des-180,842
Patented Aug. 20, 1957 ORTHOSCOPE Charles M. Pettingell, Meadville, Pa., assignor to Keystone View Company, Meadville, Pa., a corporation of Pennsylvania Application January 27, 1956, Serial No. 39,944
Term of patent 14 years (Cl. D57l) Fig. 1 is a side view of an orthoscope, showing my new References Cited in the file of this patent design Optical Instruments, Catalog L-2, Gaertner, Scientific i a vieiw thereof Corp., Chicago, Ill., recd. December 1936, page 58. Fig. 3 1s a front view thereof.
Fig. 4 is a back view thereof. I claim: The ornamental design for an orthoscope, as shown.
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